Answer:

Step-by-step explanation:

Hope this helps!
Answer:
-1/8x-22
Step-by-step explanation:
Insert 3 in the RHS bracket
Insert - in the RHS bracket
Simplify
11/15 + 7 ⇒ rational ⇒ the sum of two rationals is always rational
√14+13 ⇒ irrational ⇒ the sum of a rational and an irrational is always irrational
30×√6 ⇒ irrational ⇒ the product of a nonzero rational and an irrational is always irrational
11/12 × 7/15 ⇒ rational ⇒ the product of two rationals is always rational
Answer: hello, your answer is -0.45
It is 20 because if u divide 78 by 3.75 ( 3 3/4 ) than equals 20.8